Over the past 17 years, there have been 135 property sales recorded in the BN21 3AG postcode area. The highest sale price reached £196,500, while the most recent sale was for a terraced flat sold in August 2025 for £125,000.

The estimated average property value in BN21 3AG currently stands at £170,970, which is approximately 49.6% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £3,113.

Property prices in BN21 3AG have fallen by 5.6% over the past year , with a total increase of 10.9% over the past five years , and a long-term rise of 29.7% over the past decade .

100% of recorded transactions in the area were for flat properties.

Housing in BN21 3AG is mixed, with 50% of homes being owner-occupied, indicating a diverse residential makeup.

Click on the map to change the analyzed area

Property Sales

Flat 1, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 678 sq ft
Today
£158,545
streetscan.co.uk estimate
1 Jul 2022
£185,000
19 Feb 2016
£148,950
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More details

Flat 11, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£185,595
streetscan.co.uk estimate
24 Sep 2021
£196,500
6 Jul 2016
£171,000
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More details

Flat 12, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£190,211
streetscan.co.uk estimate
31 Jul 2020
£173,000
5 Sep 2017
£168,000
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More details

Flat 14, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 4bed
📐 786 sq ft
Today
£195,972
streetscan.co.uk estimate
13 May 2016
£169,950
12 Jun 2009
£140,000
More details

Flat 15, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 700 sq ft
Today
£180,823
streetscan.co.uk estimate
10 May 2017
£160,000
21 Jun 2013
£129,950
View +1 more
More details

Flat 16, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 786 sq ft
Today
£182,509
streetscan.co.uk estimate
11 Sep 2018
£172,000
5 Sep 2017
£165,000
View +2 more
More details

Flat 17, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 732 sq ft
Today
£174,994
streetscan.co.uk estimate
23 Mar 2016
£146,000
26 Jun 2009
£116,000
More details

Flat 18, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£146,991
streetscan.co.uk estimate
19 Jun 2009
£95,000
More details

Flat 19, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£153,888
streetscan.co.uk estimate
10 Jul 2009
£100,000
More details

Flat 2, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£170,417
streetscan.co.uk estimate
29 Oct 2020
£157,000
21 Jul 2015
£142,000
View +1 more
More details

Flat 20, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£169,272
streetscan.co.uk estimate
18 Aug 2016
£146,000
26 Jun 2009
£116,000
More details

Flat 21, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 506 sq ft
Today
£122,835
streetscan.co.uk estimate
28 Aug 2025
£125,000
26 Jun 2015
£130,000
View +1 more
More details

Flat 22, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£118,967
streetscan.co.uk estimate
6 Jul 2021
£124,000
27 Mar 2014
£85,000
More details

Flat 23, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£157,487
streetscan.co.uk estimate
9 Jun 2016
£137,500
8 Feb 2011
£125,000
View +2 more
More details

Flat 24, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 420 sq ft
Today
£115,024
streetscan.co.uk estimate
19 Apr 2022
£128,000
8 Mar 2012
£95,000
View +1 more
More details

Flat 25, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£160,702
streetscan.co.uk estimate
5 Jul 2021
£167,500
28 Aug 2009
£129,000
More details

Flat 26, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 721 sq ft
Today
£168,626
streetscan.co.uk estimate
16 Dec 2016
£150,000
15 Jan 2013
£124,999
View +1 more
More details

Flat 27, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£111,495
streetscan.co.uk estimate
8 Dec 2023
£122,500
23 Oct 2009
£95,000
More details

Flat 28, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£165,289
streetscan.co.uk estimate
23 Sep 2021
£175,000
17 Jan 2017
£155,000
More details

Flat 29, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£154,105
streetscan.co.uk estimate
5 Dec 2022
£180,000
6 Nov 2009
£135,000
More details

Flat 3, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 678 sq ft
Today
£210,429
streetscan.co.uk estimate
26 Jun 2009
£136,000
More details

Flat 30, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 779 sq ft
Today
£223,137
streetscan.co.uk estimate
27 Jul 2009
£145,000
More details

Flat 31, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 797 sq ft
Today
£171,366
streetscan.co.uk estimate
26 Apr 2016
£147,000
14 Aug 2009
£137,000
More details

Flat 32, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 743 sq ft
Today
£173,673
streetscan.co.uk estimate
2 Oct 2020
£160,000
2 Dec 2016
£146,000
View +1 more
More details

Flat 33, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£188,624
streetscan.co.uk estimate
13 May 2011
£129,000
25 Feb 2011
£126,000
View +1 more
More details

Flat 34, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 431 sq ft
Today
£119,008
streetscan.co.uk estimate
17 Sep 2021
£126,000
31 Mar 2017
£122,000
View +1 more
More details

Flat 35, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£143,708
streetscan.co.uk estimate
30 Oct 2015
£115,000
19 Jun 2009
£105,000
More details

Flat 36, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£175,574
streetscan.co.uk estimate
2 Jun 2017
£158,450
26 Jun 2009
£116,000
More details

Flat 37, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 495 sq ft
Today
£138,091
streetscan.co.uk estimate
19 Jan 2017
£123,000
18 Apr 2013
£98,000
View +1 more
More details

Flat 38, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 452 sq ft
Today
£134,077
streetscan.co.uk estimate
12 Jun 2017
£121,000
2 Feb 2015
£105,000
View +3 more
More details

Flat 39, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£157,416
streetscan.co.uk estimate
9 Dec 2024
£165,000
28 Jan 2015
£135,000
View +1 more
More details

Flat 4, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

Today
£170,510
streetscan.co.uk estimate
6 Aug 2009
£110,000

Flat 40, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 398 sq ft
Today
£120,975
streetscan.co.uk estimate
5 Aug 2024
£130,500
7 Sep 2016
£118,000
View +1 more
More details

Flat 41, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 614 sq ft
Today
£184,515
streetscan.co.uk estimate
5 Jan 2015
£140,500
18 Sep 2009
£133,000
More details

Flat 42, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£224,355
streetscan.co.uk estimate
30 Jun 2009
£145,000
More details

Flat 43, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£148,587
streetscan.co.uk estimate
29 Feb 2016
£121,000
26 Jun 2009
£87,000
More details

Flat 44, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 710 sq ft
Today
£159,969
streetscan.co.uk estimate
7 Jan 2022
£172,000
11 Mar 2016
£146,000
View +1 more
More details

Flat 46, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 753 sq ft
Today
£182,537
streetscan.co.uk estimate
15 Jul 2015
£145,000
23 Oct 2009
£145,000
More details

Flat 47, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ bed
📐 710 sq ft
Today
£157,093
streetscan.co.uk estimate
25 Jun 2021
£163,000
23 Jun 2009
£130,000
More details

Flat 49, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 710 sq ft
Today
£184,179
streetscan.co.uk estimate
17 Sep 2021
£195,000
5 Apr 2017
£179,000
View +2 more
More details

Flat 5, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£140,771
streetscan.co.uk estimate
8 Jun 2018
£132,500
30 Jul 2009
£105,000
More details

Flat 50, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 732 sq ft
Today
£180,563
streetscan.co.uk estimate
4 Dec 2020
£172,500
21 Oct 2016
£182,000
View +2 more
More details

Flat 51, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£134,125
streetscan.co.uk estimate
24 Oct 2016
£116,000
19 Jun 2009
£110,000
More details

Flat 52, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 463 sq ft
Today
£134,723
streetscan.co.uk estimate
31 Jan 2017
£120,000
26 Jun 2009
£87,000
More details

Flat 53, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 624 sq ft
Today
£178,818
streetscan.co.uk estimate
16 Jan 2019
£166,000
1 May 2015
£137,000
View +1 more
More details

Flat 54, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£147,073
streetscan.co.uk estimate
8 Mar 2017
£131,000
2 Oct 2009
£99,000
More details

Flat 55, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£160,871
streetscan.co.uk estimate
17 Apr 2025
£169,000
29 Mar 2016
£160,000
View +1 more
More details

Flat 56, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 420 sq ft
Today
£174,017
streetscan.co.uk estimate
20 Jan 2017
£155,000
5 Aug 2009
£130,000
More details

Flat 57, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 431 sq ft
Today
£127,266
streetscan.co.uk estimate
22 Nov 2024
£132,500
16 Oct 2009
£92,000
More details

Flat 58, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 614 sq ft
Today
£166,927
streetscan.co.uk estimate
31 Jul 2014
£124,950
23 Mar 2012
£123,000
View +1 more
More details

Flat 59, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£172,328
streetscan.co.uk estimate
16 Jul 2018
£162,000
18 Sep 2015
£134,000
View +1 more
More details

Flat 6, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£190,315
streetscan.co.uk estimate
26 Jun 2009
£123,000
More details

Flat 60, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 786 sq ft
Today
£153,506
streetscan.co.uk estimate
23 Jul 2021
£160,000
25 Sep 2009
£135,000
View +2 more
More details

Flat 7, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 2bed
📐 431 sq ft
Today
£166,566
streetscan.co.uk estimate
25 Sep 2009
£110,000
More details

Flat 8, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£242,914
streetscan.co.uk estimate
29 Jun 2009
£156,995
More details

Flat 9, Discovery House, 15 Susans Road, Eastbourne, East Sussex, BN21 3AG

Today
£200,054
streetscan.co.uk estimate
1 Jul 2009
£130,000

Area Insights

Data Sources

Properties at BN21 3AG appear one hundred and thirty-five times in the Land Registry records, with the latest transaction recorded on 28 Aug 2025. It also has fifty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 29 Jul 2020. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.